circular loop of copper wire has a radius of 12 cm and a resistance per unit length of 3.3 x 10-2 Ω/m. It is placed within a magnetic field with an initial magnitude of 0 oriented perpendicular to the loop. After 0.45 s, the magnetic field increases to 0.60 T. What is the average electrical energy dissipated in the resistance of the wire?     0.0156 J 0.0856 J 0.0658 J 0.0715 J

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